231971040

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{2557}}^1$

素因数の和:2591

約数の個数: 240

約数和(自身を含む): 935982432

約数和(自身を除く): 704011392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2557, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5114, 5670, 6048, 6480, 7560, 7671, 9072, 10080, 10228, 11340, 12785, 12960, 15120, 15342, 17899, 18144, 20456, 22680, 23013, 25570, 30240, 30684, 35798, 38355, 40912, 45360, 46026, 51140, 53697, 61368, 69039, 71596, 76710, 81824, 89495, 90720, 92052, 102280, 107394, 115065, 122736, 138078, 143192, 153420, 161091, 178990, 184104, 204560, 207117, 214788, 230130, 245472, 268485, 276156, 286384, 306840, 322182, 345195, 357980, 368208, 409120, 414234, 429576, 460260, 483273, 536970, 552312, 572768, 613680, 644364, 690390, 715960, 736416, 805455, 828468, 859152, 920520, 966546, 1035585, 1073940, 1104624, 1227360, 1288728, 1380780, 1431920, 1449819, 1610910, 1656936, 1718304, 1841040, 1933092, 2071170, 2147880, 2209248, 2416365, 2577456, 2761560, 2863840, 2899638, 3221820, 3313872, 3682080, 3866184, 4142340, 4295760, 4832730, 5154912, 5523120, 5799276, 6443640, 6627744, 7249095, 7732368, 8284680, 8591520, 9665460, 11046240, 11598552, 12887280, 14498190, 15464736, 16569360, 19330920, 23197104, 25774560, 28996380, 33138720, 38661840, 46394208, 57992760, 77323680, 115985520, 231971040]

約数ペア:

[(1, 231971040), (2, 115985520), (3, 77323680), (4, 57992760), (5, 46394208), (6, 38661840), (7, 33138720), (8, 28996380), (9, 25774560), (10, 23197104), (12, 19330920), (14, 16569360), (15, 15464736), (16, 14498190), (18, 12887280), (20, 11598552), (21, 11046240), (24, 9665460), (27, 8591520), (28, 8284680), (30, 7732368), (32, 7249095), (35, 6627744), (36, 6443640), (40, 5799276), (42, 5523120), (45, 5154912), (48, 4832730), (54, 4295760), (56, 4142340), (60, 3866184), (63, 3682080), (70, 3313872), (72, 3221820), (80, 2899638), (81, 2863840), (84, 2761560), (90, 2577456), (96, 2416365), (105, 2209248), (108, 2147880), (112, 2071170), (120, 1933092), (126, 1841040), (135, 1718304), (140, 1656936), (144, 1610910), (160, 1449819), (162, 1431920), (168, 1380780), (180, 1288728), (189, 1227360), (210, 1104624), (216, 1073940), (224, 1035585), (240, 966546), (252, 920520), (270, 859152), (280, 828468), (288, 805455), (315, 736416), (324, 715960), (336, 690390), (360, 644364), (378, 613680), (405, 572768), (420, 552312), (432, 536970), (480, 483273), (504, 460260), (540, 429576), (560, 414234), (567, 409120), (630, 368208), (648, 357980), (672, 345195), (720, 322182), (756, 306840), (810, 286384), (840, 276156), (864, 268485), (945, 245472), (1008, 230130), (1080, 214788), (1120, 207117), (1134, 204560), (1260, 184104), (1296, 178990), (1440, 161091), (1512, 153420), (1620, 143192), (1680, 138078), (1890, 122736), (2016, 115065), (2160, 107394), (2268, 102280), (2520, 92052), (2557, 90720), (2592, 89495), (2835, 81824), (3024, 76710), (3240, 71596), (3360, 69039), (3780, 61368), (4320, 53697), (4536, 51140), (5040, 46026), (5114, 45360), (5670, 40912), (6048, 38355), (6480, 35798), (7560, 30684), (7671, 30240), (9072, 25570), (10080, 23013), (10228, 22680), (11340, 20456), (12785, 18144), (12960, 17899), (15120, 15342)]